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Message-Id: <20190504010030.29233-5-pierre-louis.bossart@linux.intel.com>
Date: Fri, 3 May 2019 20:00:27 -0500
From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To: alsa-devel@...a-project.org
Cc: linux-kernel@...r.kernel.org, tiwai@...e.de, broonie@...nel.org,
vkoul@...nel.org, gregkh@...uxfoundation.org,
liam.r.girdwood@...ux.intel.com, jank@...ence.com, joe@...ches.com,
srinivas.kandagatla@...aro.org,
Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Subject: [RFC PATCH 4/7] ABI: testing: Add description of soundwire slave sysfs files
The description is directly derived from the MIPI DisCo specification.
Credits: this patch is based on an earlier internal contribution by
Vinod Koul, Sanyog Kale, Shreyas Nc and Hardik Shah
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
---
.../ABI/testing/sysfs-bus-soundwire-slave | 85 +++++++++++++++++++
1 file changed, 85 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-bus-soundwire-slave
diff --git a/Documentation/ABI/testing/sysfs-bus-soundwire-slave b/Documentation/ABI/testing/sysfs-bus-soundwire-slave
new file mode 100644
index 000000000000..db2a0177f68f
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-soundwire-slave
@@ -0,0 +1,85 @@
+What: /sys/bus/soundwire/devices/sdw:.../bank_delay_support
+ /sys/bus/soundwire/devices/sdw:.../ch_prep_timeout
+ /sys/bus/soundwire/devices/sdw:.../clk_stop_mode1
+ /sys/bus/soundwire/devices/sdw:.../clk_stop_timeout
+ /sys/bus/soundwire/devices/sdw:.../high_PHY_capable
+ /sys/bus/soundwire/devices/sdw:.../master_count
+ /sys/bus/soundwire/devices/sdw:.../mipi_revision
+ /sys/bus/soundwire/devices/sdw:.../p15_behave
+ /sys/bus/soundwire/devices/sdw:.../paging_support
+ /sys/bus/soundwire/devices/sdw:.../reset_behave
+ /sys/bus/soundwire/devices/sdw:.../simple_clk_stop_capable
+ /sys/bus/soundwire/devices/sdw:.../sink_ports
+ /sys/bus/soundwire/devices/sdw:.../source_ports
+ /sys/bus/soundwire/devices/sdw:.../test_mode_capable
+ /sys/bus/soundwire/devices/sdw:.../wake_capable
+
+Date: May 2019
+
+Contact: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
+
+Description: SoundWire Slave DisCo properties.
+ These properties are defined by MIPI DisCo Specification
+ for SoundWire. They define various properties of the
+ SoundWire Slave and are used by the bus to configure
+ the Slave
+
+
+What: /sys/bus/soundwire/devices/sdw:.../dp0/BRA_flow_controlled
+ /sys/bus/soundwire/devices/sdw:.../dp0/imp_def_interrupts
+ /sys/bus/soundwire/devices/sdw:.../dp0/max_word
+ /sys/bus/soundwire/devices/sdw:.../dp0/min_word
+ /sys/bus/soundwire/devices/sdw:.../dp0/simple_ch_prep_sm
+ /sys/bus/soundwire/devices/sdw:.../dp0/word_bits
+
+Date: May 2019
+
+Contact: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
+
+Description: SoundWire Slave Data Port-0 DisCo properties.
+ These properties are defined by MIPI DisCo Specification
+ for the SoundWire. They define various properties of the
+ Data port 0 are used by the bus to configure the Data Port 0.
+
+
+What: /sys/bus/soundwire/devices/sdw:.../src-dpN/block_pack_mode
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/channels
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/ch_combinations
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/ch_prep_timeout
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/imp_def_interrupts
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/max_async_buffer
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/max_ch
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/max_grouping
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/max_word
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/min_ch
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/min_word
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/modes
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/port_encoding
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/simple_ch_prep_sm
+ /sys/bus/soundwire/devices/sdw:.../src-dpN/words
+
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/block_pack_mode
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/channels
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/ch_combinations
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/ch_prep_timeout
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/imp_def_interrupts
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_async_buffer
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_ch
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_grouping
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/max_word
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/min_ch
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/min_word
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/modes
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/port_encoding
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/simple_ch_prep_sm
+ /sys/bus/soundwire/devices/sdw:.../sink-dpN/words
+
+Date: May 2019
+
+Contact: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
+
+Description: SoundWire Slave Data Source/Sink Port-N DisCo properties.
+ These properties are defined by MIPI DisCo Specification
+ for SoundWire. They define various properties of the
+ Source/Sink Data port N and are used by the bus to configure
+ the Data Port N.
--
2.17.1
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